Black&Decker BL188D1

The Milwaukee Red Helix Cobalt 15/64 in. Drill Bit are engineered for extreme durability and longer life in hard metal applications. The Milwaukee Cobalt drill bits are designed with a Variable Helix more→that includes an aggressive 35 degree Helix Angle which ends at 15 degree. The 135 degree split point tip delivers a precision start and prevents walking for fast, accurate holes in hard metals, PVC and wood. The tapered drill bits feature a new enhanced tapered web that strengthens the bit's core to increase flute durability.

Milwaukee 5/16in Shockwave Carbide Multi-Material Drill Bits are the most versatile bits, designed to tackle a variety of materials, including brick, block, concrete, steel, aluminum, ceramic tile, ba more→cker board, wood, PVC, and drywall. The aggressive multi-grind carbide tip delivers up to 10x longer life in stacked materials and up to 85% faster drilling speeds in metal. Equipped with a 1/4in hex shank, these general-purpose drill bits are compatible with impacts, drill/drivers, and hammer drills. These Milwaukee drill bits provide the ideal all-in-one solution for the widest variety of materials, tools, and applications.

Diablo's Demo Demon Spade Bits provide 1 of the most durable, effortless and longest lasting hole drilling solutions on the market for nail-embedded wood. The Demo-Edge dual cutting edges coupled with more→a self-feeding Dura-Tip power through nail hits for a smooth drilling experience and up to 60X longer life. An optimized curved paddle design enhances the chip evacuation process for more holes per charge. This range is Impact Strong for increased shank stability and durability in cordless and corded impact and drill drivers.